Audio headset



FIG. 1 is a perspective view of an audio headset as seen from the front, top, and left side;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The audio headset cord is shown with symbolic break in its length. The appearance of any portion of the audio headset cord between the break lines forms no part of the claimed design.

The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are directed to environment; the broken lines form part of the claimed design. 

CLAIM The ornamental design for audio headset, substantially as shown and described. 